Vulnerability-Lookup

ubuntu-cve-2020-7664

Vulnerability from osv_ubuntu

Published

2020-06-23 19:38

Modified

2025-10-24 04:48

Summary

Details

In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn't securely escape file paths in zip archives which include leading or non-leading "..". This allows an attacker to add or replace files system-wide.

Severity

7.5 (High)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

7.5 (High)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2020-7664	REPORT
	https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWON…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2020-7664	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-unknwon-cae-dev",
            "binary_version": "0.0~git20160715.0.c6aac99-4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "golang-github-unknwon-cae",
        "purl": "pkg:deb/ubuntu/golang-github-unknwon-cae@0.0~git20160715.0.c6aac99-4?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20160715.0.c6aac99-1",
        "0.0~git20160715.0.c6aac99-2",
        "0.0~git20160715.0.c6aac99-4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-github-unknwon-cae-dev",
            "binary_version": "0.0~git20160715.0.c6aac99-4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "golang-github-unknwon-cae",
        "purl": "pkg:deb/ubuntu/golang-github-unknwon-cae@0.0~git20160715.0.c6aac99-4?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20160715.0.c6aac99-4"
      ]
    }
  ],
  "aliases": [],
  "details": "In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn\u0027t securely escape file paths in zip archives which include leading or non-leading \"..\". This allows an attacker to add or replace files system-wide.",
  "id": "UBUNTU-CVE-2020-7664",
  "modified": "2025-10-24T04:48:19Z",
  "published": "2020-06-23T19:38:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-7664"
    },
    {
      "type": "REPORT",
      "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-7664"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-7664"
  ]
}

CVE-2020-7664 (GCVE-0-2020-7664)

Vulnerability from cvelistv5 – Published: 2020-06-17 16:00 – Updated: 2024-09-17 02:26

Title

Arbitrary File Write via Archive Extraction (Zip Slip)

Summary

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:U/RC:C

CWE

Arbitrary File Write via Archive Extraction (Zip Slip)

Assigner

snyk

References

1 reference

URL	Tags
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWON…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	github.com/unknwon/cae/zip	Affected: 0 , < unspecified (custom)

Date Public

2020-06-17 00:00

Credits

Georgios Gkitsas of Snyk Security Team

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T09:33:19.962Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "github.com/unknwon/cae/zip",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Georgios Gkitsas of Snyk Security Team"
        }
      ],
      "datePublic": "2020-06-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn\u0027t securely escape file paths in zip archives which include leading or non-leading \"..\". This allows an attacker to add or replace files system-wide."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "exploitCodeMaturity": "PROOF_OF_CONCEPT",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "UNAVAILABLE",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 7.1,
            "temporalSeverity": "HIGH",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:U/RC:C",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Arbitrary File Write via Archive Extraction (Zip Slip)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-07-07T15:15:10.000Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383"
        }
      ],
      "title": "Arbitrary File Write via Archive Extraction (Zip Slip)",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "DATE_PUBLIC": "2020-06-17T15:55:59.675355Z",
          "ID": "CVE-2020-7664",
          "STATE": "PUBLIC",
          "TITLE": "Arbitrary File Write via Archive Extraction (Zip Slip)"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "github.com/unknwon/cae/zip",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_value": "0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Georgios Gkitsas of Snyk Security Team"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In all versions of the package github.com/unknwon/cae/zip, the ExtractTo function doesn\u0027t securely escape file paths in zip archives which include leading or non-leading \"..\". This allows an attacker to add or replace files system-wide."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:U/RC:C",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Arbitrary File Write via Archive Extraction (Zip Slip)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMUNKNWONCAEZIP-570383"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2020-7664",
    "datePublished": "2020-06-17T16:00:17.220Z",
    "dateReserved": "2020-01-21T00:00:00.000Z",
    "dateUpdated": "2024-09-17T02:26:16.941Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

ubuntu-cve-2020-7664

Vulnerability from osv_ubuntu

CVE-2020-7664 (GCVE-0-2020-7664)

Tags

Sightings

Nomenclature